Error(s) in re-building vignettes:
--- re-building ‘glrnb.Rnw’ using Sweave
Loading required package: sp
Loading required package: xtable
This is surveillance 1.22.1; see ‘package?surveillance’ or
https://surveillance.R-Forge.R-project.org/ for an overview.
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting glm.nb model with alpha=0.225966923076071
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
glrnb: Fitting Poisson model because alpha == 0
--- finished re-building ‘glrnb.Rnw’

--- re-building ‘hhh4.Rnw’ using Sweave
Loading required package: sp
Loading required package: xtable
This is surveillance 1.22.1; see ‘package?surveillance’ or
https://surveillance.R-Forge.R-project.org/ for an overview.
Doing computations: FALSE
--- finished re-building ‘hhh4.Rnw’

--- re-building ‘surveillance.Rnw’ using Sweave
Loading required package: sp
Loading required package: xtable
This is surveillance 1.22.1; see ‘package?surveillance’ or
https://surveillance.R-Forge.R-project.org/ for an overview.
Doing computations: FALSE
--- finished re-building ‘surveillance.Rnw’

--- re-building ‘hhh4_spacetime.Rnw’ using knitr

Quitting from lines 813-816 [measlesFitted_maps] (hhh4_spacetime.Rnw)
Error: processing vignette 'hhh4_spacetime.Rnw' failed with diagnostics:
'entrace' is not an exported object from 'namespace:rlang'
--- failed re-building ‘hhh4_spacetime.Rnw’

--- re-building ‘monitoringCounts.Rnw’ using knitr
--- finished re-building ‘monitoringCounts.Rnw’

--- re-building ‘twinSIR.Rnw’ using knitr
--- finished re-building ‘twinSIR.Rnw’

--- re-building ‘twinstim.Rnw’ using knitr
Failed with error:  'unable to load shared object '/data/gannet/ripley/R/test-dev/rlang/libs/rlang.so':
  /data/gannet/ripley/R/test-dev/rlang/libs/rlang.so: undefined symbol: PRVALUE'
--- finished re-building ‘twinstim.Rnw’

SUMMARY: processing the following file failed:
  ‘hhh4_spacetime.Rnw’

Error: Vignette re-building failed.
Execution halted